| Patent Number |
Title Of Patent |
Date Issued |
| 5458816 |
Apparatus for aerating and/or anaerobically mixing liquids |
October 17, 1995 |
| An apparatus for selectively aerating or anaerobically mixing a liquid in a container includes a hollow, star-shaped, multi-vaned rotor (6) arranged in the bottom region of the container (1) for rotation about a vertical axis. The hollow interior of the rotor at one of the two opposite f |
| 5356570 |
Apparatus for aerating liquids |
October 18, 1994 |
| An apparatus for aerating liquids includes a gas- and liquid-feeding rotor (6) and a surrounding stator (7) arranged in the bottom region of a container (2). The rotor (6) is mounted for rotation about a vertical axis, and the stator (7) comprises two vertically spaced, horizontally |
| 5332534 |
Process and system for increasing the gas uptake by a liquid being aerated |
July 26, 1994 |
| A process and system for enhancing the oxygen uptake by a liquid being aerated in a basin or tank with the aid of an aerator which can only aerate the liquid over a cross-sectional zone smaller than the total floor surface of the basin or tank. To achieve the enhancement, there is pr |
| 4997660 |
Method and apparatus for controlling foam in a vinegar fermentation process |
March 5, 1991 |
| A method and apparatus for controlling the foam in a vinegar fermentation process. As in the prior art, the foam accumulating on the upper surface of the fermentation substrate is moved along a given path axially through a rotor of the apparatus and revolved about the path by the rotor s |
| 4773315 |
Control arrangement for a vinegar fermentation process |
September 27, 1988 |
| A control arrangement for a two-stage submerged vinegar fermentation process for producing vinegar with a high acetic acid concentration of more than 15% is disclosed. The fermentation system includes a main fermentation tank and a secondary fermentation tank, a connecting line with |
| 4689153 |
Process of and apparatus for ultrafiltration |
August 25, 1987 |
| In an ultrafiltration of a liquid having a starting solids concentration, in which the liquid is pumped through a filtration circuit including at least one membrane filter, and the loss of liquid resulting from the continuous extraction of filtrate from the filtration circuit is comp |
| 4503078 |
Process for the production of vinegar with more than 12 gms/100 ml acetic acid |
March 5, 1985 |
| A process for the production of vinegar with an acetic acid concentration of more than 12 grams per 100 milliliters of vinegar, by means of a single-stage submerged fermentation of alcohol-containing mashes in a series of successive fermentation periods. In each such period, a quantity |
| 4227999 |
Ultrafiltration process and apparatus |
October 14, 1980 |
| In the ultrafiltration of liquids such as vinegar, wine, etc., the liquid to be filtered is fed from and back to a circulating tank through at least one filtration circuit including at least two serially connected, vertically spaced, non-horizontal filter modules through each of which th |
